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Licensed HVAC contractors in Hacienda Heights
19 contractors with a Hacienda Heights mailing address hold an active (CLEAR) CSLB C-20 Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) license in CSLB's license file dated Oct 20, 2026. 19 of them show a workers' comp policy on file. Get quotes from up to 3 of them →
Heating and air conditioning work calls for a C-20 license. CSLB requires C-20 licensees to carry workers' compensation even if they have no employees, so check that a policy is on file.
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A Featured spot on this hvac page for Hacienda Heights is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
Ad space · openAdvertise here
A Featured spot on this hvac page for Hacienda Heights is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
All 19 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–19. 2 ELEMENTS HEATING & A/C
C-20 · Lic. #1131510 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AB ADVANCED AIR CONDITIONING COMPANY
C-20 · Lic. #964269 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ACR AIR CONDITIONING
C-20 · Lic. #1061540 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
C F AIR CONDITIONING & HEATING SERVICE LLC
C-20 · Lic. #782192 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CARLOS ALEXANDER MEJIA
C-20 · Lic. #1095036 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DANIEL BILLETTS
C-20 · Lic. #1054372 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DR DIO HEATING & AIR CONDITIONING
C-20 · Lic. #988248 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ENERGY CONTROL
C-20 · also C-10, C-38 · Lic. #536125 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GREEN POWER AIR CONTROLS INC
C-20 · also C-38 · Lic. #899104 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HONGFENG YOU
C-20 · Lic. #1148023 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HVAC REFRIGERATION AND ELECTRICAL
C-20 · also C-10, C-38 · Lic. #831772 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JIANZHI WU
C-20 · Lic. #1034425 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JOHN'S MECHANICAL SERVICES
C-20 · also C-10 · Lic. #512067 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
LINKER HVAC INC
C-20 · also C-10 · Lic. #1092399 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
LOS PEAK HVAC INC
C-20 · Lic. #1132322 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
NERTECH HEATING & AC
C-20 · Lic. #1129942 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
THERMSOL
C-20 · Lic. #1033123 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WILLIAM WANG
C-20 · Lic. #1159754 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
YELLOW SEA CONSTRUCTION INC
C-20 · also B · Lic. #902105 · Hacienda Heights 91745
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026